*{padding: 0;margin: 0;list-style: none;}
        .picbox{
            width: 1200px;
            height: 420px;
            position: relative;
            overflow: hidden;
            margin: 0 auto;
        }
        .picbox ul{
            position: absolute;
        }
        .picbox ul li{
            float: left;
        }
        .picbox ul li,.picbox ul li img{
            width: 1200px;
            height: 420px;
        }
        .picbox ol{
            position: absolute;
            bottom: 40px;
            left: 50%;
            z-index: 2;
        }
        .picbox ol li{ 
            width: 10px;
                height: 2px;
                margin-right: 10px;
                background: #C1C1C1;
                font-size: 0;
                float: left;
        }
        .picbox ol li.on{
            width: 30px;
            background:#fee631;
        }
        .next,.prev{
            width: 90px;
            height: 90px;
            position: absolute;
            top: 45%;
            z-index: 2222;
            cursor: pointer;
        }
        .next{
            background: url(images/right.png) no-repeat;
            right: 20px;
        }
        .prev{
            background: url(images/left.png) no-repeat;
            left: 20px;
        }